// ==UserScript==
// @name         human
// @version      1.0
// @description  :p
// @match        https://humanbenchmark.com/tests/reactiontime
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function() {
    'use strict';

    const CLICK_DELAY_MS = 100;

    const observer = new MutationObserver(() => {
        const greenScreen = document.querySelector('.view-go');
        if (greenScreen) {
            setTimeout(() => {
                const event = new MouseEvent('mousedown', { bubbles: true, cancelable: true, view: window });
                greenScreen.dispatchEvent(event);
            }, CLICK_DELAY_MS);
        }
    });

    observer.observe(document.documentElement, { childList: true, subtree: true });
})();